<template>
    <div>
        <!-- 1、为ECharts准备一个具备大小（宽高）的Dom -->
        <div id="myChart" style="width: 800px;height: 400px;"></div>
        <el-button type="primary" @click="handleClick">点击</el-button>
        <span>{{this.$store.state.count}}</span>
    </div>
</template>

<script>
// import store from '../store/store'
export default {
  name: 'Welcome',
  data () {
    return {
      option: {
        title: {
          text: '折线图堆叠'
        },
        tooltip: {
          trigger: 'axis'
        },
        legend: {
          data: ['邮件营销', '联盟广告', '视频广告', '直接访问', '搜索引擎']
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        toolbox: {
          feature: {
            saveAsImage: {}
          }
        },
        xAxis: {
          type: 'category',
          boundaryGap: false,
          data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日']
        },
        yAxis: {
          type: 'value'
        },
        series: [
          {
            name: '邮件营销',
            type: 'line',
            stack: '总量',
            data: [120, 132, 101, 134, 90, 230, 210]
          },
          {
            name: '联盟广告',
            type: 'line',
            stack: '总量',
            data: [220, 182, 191, 234, 290, 330, 310]
          },
          {
            name: '视频广告',
            type: 'line',
            stack: '总量',
            data: [150, 232, 201, 154, 190, 330, 410]
          },
          {
            name: '直接访问',
            type: 'line',
            stack: '总量',
            data: [320, 332, 301, 334, 390, 330, 320]
          },
          {
            name: '搜索引擎',
            type: 'line',
            stack: '总量',
            data: [820, 932, 901, 934, 1290, 1330, 1320]
          }
        ]
      }
    }
  },
  // 此时,页面上的元素,已经被渲染完毕了
  mounted () {
    // 3.基于准备好的dom，初始化echarts实例
    const myChart = this.$echarts.init(document.getElementById('myChart'))
    // 4.准备数据项和配置项
    // 5.展示数据
    myChart.setOption(this.option)
  },
  methods: {
    handleClick () {
      // 提交修改状态
      this.$store.commit('increment')
      // console.log(store.state.count)
      // console.log(this.$store)
    }
  }
}
</script>

<style scoped>

</style>
